<!--
 * @Author: your name
 * @Date: 2021-04-11 18:22:36
 * @LastEditTime: 2021-05-10 20:41:10
 * @LastEditors: your name
 * @Description: In User Settings Edit
 * @FilePath: \vue01d:\HTML001\布局小技巧\be.html
-->
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        div{
            width: 200px;
            height: 200px;
            background-color: red;
        }
    </style>
</head>
<body>
    <div>
        内容写在body里边，也用标签包着，style里调整样式，标签里也可以写标签，外部的标签被称为容器，
        意思就是你在我的里边
    </div>
</body>
</html>